This document discusses core ethical values and principles of medical ethics. It outlines key values like trustworthiness, respect, responsibility, fairness, caring and citizenship. The four main ethical principles of medical ethics are also summarized: respect for autonomy, non-maleficence, beneficence, and justice. Respect for autonomy refers to a patient's right to make their own medical decisions. Non-maleficence means to do no harm, beneficence is the intention to do good and prevent harm, and justice concerns fair allocation of limited healthcare resources.